A sample of 36 observations is selected from a normal population. The sample mean is 21, and the population standard deviation is 5. Conduct the following test of hypothesis using the .05 significance level. HoiH s 20 H;iµ > 20

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 4SE: What is the difference between events and outcomes? Give an example of both using the sample space...
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For Exercises 1–4, answer the questions: (a) Is this a one- or two-tailed test? (b) What is
the decision rule? (c) What is the value of the test statistic? (d) What is your decision
regarding H,? (e) What is the p-value? Interpret it.
-nla of 36 observations is cole
Transcribed Image Text:For Exercises 1–4, answer the questions: (a) Is this a one- or two-tailed test? (b) What is the decision rule? (c) What is the value of the test statistic? (d) What is your decision regarding H,? (e) What is the p-value? Interpret it. -nla of 36 observations is cole
3. A sample of 36 observations is selected from a normal population. The sample
mean is 21, and the population standard deviation is 5. Conduct the following test
of hypothesis using the .05 significance level.
Hoi HS 20
H;: µ > 20
Transcribed Image Text:3. A sample of 36 observations is selected from a normal population. The sample mean is 21, and the population standard deviation is 5. Conduct the following test of hypothesis using the .05 significance level. Hoi HS 20 H;: µ > 20
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